Whirlpool bath tub



FIG. 1 is a perspective view of an embodiment of my new whirlpool bathtub;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a side view thereof; and,

FIG. 5 is an end view thereof.

The ornamental design for a whirlpool bath tub, as shown. 